{
  "manageEntity": {
    "action": "Repost",
    "entityId": "864171",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdd5a081e9d60ca1cce36a6bd3146caa21cb7ba2f0ff9b5a053c66e52b128c657",
    "signature": "0x6ba28e31870a9cce3f3ee915b6061c5fba840121dd49f3561c29ddf7f9cd5255400424fd4711f543a4c620c69a8ba069b893bcdf1de68e02385150577dc6b71d1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}